Home / 27,093.15-37,386.81-15,154.43

Finding the Fourth Proportional to 27,093.15, 37,386.81 and 15,154.43

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Solution

The fourth proportional to 27,093.15, 37,386.81 and 15,154.43 is: 20,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.15 : 37,386.81 = 15,154.43 : x
  2. Step 2: Convert to fraction form
    27,093.15/37,386.81 = 15,154.43/x
  3. Step 3: Cross multiply
    27,093.15x = 37,386.81 × 15,154.43
  4. Step 4: Simplify right side
    27,093.15x = 566,575,608.13
  5. Step 5: Solve for x
    x = 566,575,608.13/27,093.15
  6. Step 6: Final answer
    x = 20,912.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.